mirror of https://github.com/go-gorm/gorm.git
35 lines
639 B
Go
35 lines
639 B
Go
package clause
|
|
|
|
type Set []Assignment
|
|
|
|
type Assignment struct {
|
|
Column Column
|
|
Value interface{}
|
|
}
|
|
|
|
func (set Set) Name() string {
|
|
return "SET"
|
|
}
|
|
|
|
func (set Set) Build(builder Builder) {
|
|
if len(set) > 0 {
|
|
for idx, assignment := range set {
|
|
if idx > 0 {
|
|
builder.WriteByte(',')
|
|
}
|
|
builder.WriteQuoted(assignment.Column)
|
|
builder.WriteByte('=')
|
|
builder.AddVar(builder, assignment.Value)
|
|
}
|
|
} else {
|
|
builder.WriteQuoted(PrimaryColumn)
|
|
builder.WriteByte('=')
|
|
builder.WriteQuoted(PrimaryColumn)
|
|
}
|
|
}
|
|
|
|
// MergeClause merge assignments clauses
|
|
func (set Set) MergeClause(clause *Clause) {
|
|
clause.Expression = set
|
|
}
|